General

  • Target

    file.0x3eee8690.0x85959ab8.ImageSectionObject.runddl32.exe.img

  • Size

    661KB

  • Sample

    241103-zvdwmsxkaq

  • MD5

    3d88bc329e71183ad337ecdfb0823b0c

  • SHA1

    b2be7d64d44fb40b4afa498dd4829586bf2956c5

  • SHA256

    c0a04990363e1bc879a4f40f7adbd82fe6cb788d7da4b260812c75e032cd04c6

  • SHA512

    c83453bbb0bafec6f632e6b6feffc540622f97d47d4290f6b127e2fed31c7e8d20e9fda43eab3f592f56a3aa2ba66c2a39a752e2576de97e3d26e52b7cffe0a1

  • SSDEEP

    12288:A9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h:kZ1xuVVjfFoynPaVBUR8f+kN10EB

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

test213.no-ip.info:1604

Mutex

DC_MUTEX-KHNEW06

Attributes
  • InstallPath

    MSDCSC\runddl32.exe

  • gencode

    F6FE8i2BxCpu

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      file.0x3eee8690.0x85959ab8.ImageSectionObject.runddl32.exe.img

    • Size

      661KB

    • MD5

      3d88bc329e71183ad337ecdfb0823b0c

    • SHA1

      b2be7d64d44fb40b4afa498dd4829586bf2956c5

    • SHA256

      c0a04990363e1bc879a4f40f7adbd82fe6cb788d7da4b260812c75e032cd04c6

    • SHA512

      c83453bbb0bafec6f632e6b6feffc540622f97d47d4290f6b127e2fed31c7e8d20e9fda43eab3f592f56a3aa2ba66c2a39a752e2576de97e3d26e52b7cffe0a1

    • SSDEEP

      12288:A9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h:kZ1xuVVjfFoynPaVBUR8f+kN10EB

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks